+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file filledrect.cpp
-** \brief Implementation of the "Rectangle" layer
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2008 Chris Moore
-**
-** This package is free software; you can redistribute it and/or
-** modify it under the terms of the GNU General Public License as
-** published by the Free Software Foundation; either version 2 of
-** the License, or (at your option) any later version.
-**
-** This package is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-** General Public License for more details.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === H E A D E R S ======================================================= */
-
-#ifdef USING_PCH
-# include "pch.h"
-#else
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <synfig/string.h>
-#include <synfig/time.h>
-#include <synfig/context.h>
-#include <synfig/paramdesc.h>
-#include <synfig/renddesc.h>
-#include <synfig/surface.h>
-#include <synfig/value.h>
-#include <synfig/valuenode.h>
-#include <ETL/pen>
-
-#include "filledrect.h"
-
-#endif
-
-/* === U S I N G =========================================================== */
-
-using namespace etl;
-using namespace std;
-using namespace synfig;
-
-/* === G L O B A L S ======================================================= */
-
-SYNFIG_LAYER_INIT(FilledRect);
-SYNFIG_LAYER_SET_NAME(FilledRect,"filled_rectangle");
-SYNFIG_LAYER_SET_LOCAL_NAME(FilledRect,N_("Filled Rectangle"));
-SYNFIG_LAYER_SET_CATEGORY(FilledRect,N_("Example"));
-SYNFIG_LAYER_SET_VERSION(FilledRect,"0.1");
-SYNFIG_LAYER_SET_CVS_ID(FilledRect,"$Id$");
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-/* === E N T R Y P O I N T ================================================= */
-
-FilledRect::FilledRect():
- Layer_Composite(1.0,Color::BLEND_STRAIGHT),
- color(Color::black()),
- point1(0,0),
- point2(1,1),
- feather_x(0),
- feather_y(0),
- bevel(0),
- bevCircle(0)
-{
-}
-
-bool
-FilledRect::set_param(const String & param, const ValueBase &value)
-{
- IMPORT(color);
- IMPORT(point1);
- IMPORT(point2);
- IMPORT_PLUS(feather_x, if(feather_x<0)feather_x=0;);
- IMPORT_PLUS(feather_y, if(feather_y<0)feather_y=0;);
- IMPORT(bevel);
- IMPORT(bevCircle);
-
- return Layer_Composite::set_param(param,value);
-}
-
-ValueBase
-FilledRect::get_param(const String ¶m)const
-{
- EXPORT(color);
- EXPORT(point1);
- EXPORT(point2);
- EXPORT(feather_x);
- EXPORT(feather_y);
- EXPORT(bevel);
- EXPORT(bevCircle);
-
- EXPORT_NAME();
- EXPORT_VERSION();
-
- return Layer_Composite::get_param(param);
-}
-
-Layer::Vocab
-FilledRect::get_param_vocab()const
-{
- Layer::Vocab ret(Layer_Composite::get_param_vocab());
-
- ret.push_back(ParamDesc("color")
- .set_local_name(_("Color"))
- );
-
- ret.push_back(ParamDesc("point1")
- .set_local_name(_("Point 1"))
- .set_box("point2")
- );
-
- ret.push_back(ParamDesc("point2")
- .set_local_name(_("Point 2"))
- );
-
- ret.push_back(ParamDesc("feather_x")
- .set_local_name(_("Feather X"))
- );
-
- ret.push_back(ParamDesc("feather_y")
- .set_local_name(_("Feather Y"))
- );
-
- ret.push_back(ParamDesc("bevel")
- .set_local_name(_("Bevel"))
- );
-
- ret.push_back(ParamDesc("bevCircle")
- .set_local_name(_("Keep Bevel Circular"))
- );
-
- return ret;
-}
-
-synfig::Layer::Handle
-FilledRect::hit_check(synfig::Context context, const synfig::Point &point)const
-{
- Color clr;
- Real amt;
-
- if (!get_color(point,clr,amt))
- return context.hit_check(point);
-
- synfig::Layer::Handle tmp;
-
- if (get_blend_method()==Color::BLEND_BEHIND && (tmp=context.hit_check(point)))
- return tmp;
-
- if (Color::is_onto(get_blend_method()) && !(context.hit_check(point)))
- return 0;
-
- return const_cast<FilledRect*>(this);
-}
-
-bool
-FilledRect::get_color(const Point &pos, Color &out, Real &outamount) const
-{
- Point p[2] = {point1,point2};
- Real swap;
-
- if(p[0][0] > p[1][0])
- {
- swap = p[0][0];
- p[0][0] = p[1][0];
- p[1][0] = swap;
- }
-
- if(p[0][1] > p[1][1])
- {
- swap = p[0][1];
- p[0][1] = p[1][1];
- p[1][1] = swap;
- }
-
- /*
- p[0][0] -= feather_x;
- p[1][0] += feather_x;
- p[0][1] -= feather_y;
- p[1][1] += feather_y;*/
- const Real w = p[1][0] - p[0][0];
- const Real h = p[1][1] - p[0][1];
-
- if(pos[0] >= p[0][0] && pos[0] <= p[1][0] && pos[1] >= p[0][1] && pos[1] <= p[1][1])
- {
- Real value = 1;
-
- if(feather_x > 0)
- {
- Real xdist = pos[0] - p[0][0];
- xdist = min(xdist,p[1][0]-pos[0]);
-
- if(xdist < feather_x)
- {
- value = xdist/feather_x;
- }
- }
-
- if(feather_y > 0)
- {
- Real ydist = pos[1]-p[0][1];
- ydist = min(ydist,p[1][1]-pos[1]);
-
- if(ydist < feather_y)
- {
- value = min(value,(ydist/feather_y));
- }
- }
-
- //if we're beveled then check with ellipse code...
- if(bevel > 0)
- {
- const Real bev = (bevel > 1) ? 1 : bevel;
- const Real bevx = bevCircle ? min(w*bev/2,h*bev/2) : w*bev/2;
- const Real bevy = bevCircle ? min(w*bev/2,h*bev/2) : h*bev/2;;
-
- Vector v(0,0);
- bool in = false;
-
- //based on which quarter it is in (and because it's x/y symmetric) get a positive vector (x/y)
- if(pos[0] < p[0][0] + bevx)
- {
- if(pos[1] < p[0][1] + bevy)
- {
- v[0] = p[0][0] + bevx - pos[0];
- v[1] = p[0][1] + bevy - pos[1];
- in = true;
- }else if(pos[1] > p[1][1] - bevy)
- {
- v[0] = p[0][0] + bevx - pos[0];
- v[1] = pos[1] - (p[1][1] - bevy);
- in = true;
- }
- }
- else if(pos[0] > p[1][0] - bevx)
- {
- if(pos[1] < p[0][1] + bevy)
- {
- v[0] = pos[0] - (p[1][0] - bevx);
- v[1] = p[0][1] + bevy - pos[1];
- in = true;
- }else if(pos[1] > p[1][1] - bevy)
- {
- v[0] = pos[0] - (p[1][0] - bevx);
- v[1] = pos[1] - (p[1][1] - bevy);
- in = true;
- }
- }
-
- //if it's inside a bevelled block
- if(in)
- {
- const Vector scale(bevx,bevy);
-
- Vector vc(v[0]/scale[0],v[1]/scale[1]);
- Real d = vc.mag();
-
- //if it's inside the ellipse
- if(d < 1)
- {
- Real val = atan2(vc[1],vc[0]);
- val /= (PI/2); //< will always be (0,pi/2) because both components are positive
-
- Real fthx=1,fthy=1;
-
- //change d into distance away from edge
- d = 1 - d;
-
- if(feather_x > 0)
- {
- if(scale[0] < feather_x)
- {
- fthy = scale[0]/feather_x;
- }
-
- if(d*scale[0] < feather_x)
- {
- fthx = d*scale[0]/feather_x;
- }
- }
-
- if(feather_y > 0)
- {
- if(scale[1] < feather_y)
- {
- fthx = min(fthx,scale[1]/feather_y);
- }
-
- if(d*scale[1] < feather_y)
- {
- fthy = min(fthy,d*scale[1]/feather_y);
- }
- }
-
- //interpolate
- outamount = min(value,((1-val)*fthx + val*fthy)) * get_amount();
- out = color;
- return true;
-
- }else return false;
- }
- }
-
- outamount = value * get_amount();
- out = color;
-
- return true;
- }else
- return false;
-}
-
-Color
-FilledRect::get_color(Context context, const Point &pos)const
-{
- Color clr;
- Real amt;
-
- if(get_color(pos,clr,amt))
- {
- if(amt==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- return clr;
- else
- return Color::blend(clr,context.get_color(pos),amt,get_blend_method());
- }
- else
- return context.get_color(pos);
-}
-
-bool
-FilledRect::accelerated_render(Context context,Surface *surface,int quality, const RendDesc &renddesc, ProgressCallback *cb)const
-{
- // Width and Height of a pixel
- const Point br(renddesc.get_br()), tl(renddesc.get_tl());
- const int w = renddesc.get_w(), h = renddesc.get_h();
-
- Real wpp = (br[0]-tl[0])/w;
- Real hpp = (br[1]-tl[1])/h;
- //const Real xneg = wpp<0?-1:1;
- //const Real yneg = hpp<0?-1:1;
-
- //the bounds of the rectangle
- Point p[2] = {point1,point2};
-
- if((p[0][0] > p[1][0]) ^ (wpp < 0))
- {
- swap(p[0][0],p[1][0]);
- }
-
- if((p[0][1] > p[1][1]) ^ (hpp < 0))
- {
- swap(p[0][1],p[1][1]);
- }
-
- /*p[0][0] -= xneg*feather_x;
- p[1][0] += xneg*feather_x;
- p[0][1] -= yneg*feather_y;
- p[1][1] += yneg*feather_y;*/
-
- //the integer coordinates
- int y_start = (int)((p[0][1] - tl[1])/hpp +.5); //round start up
- int x_start = (int)((p[0][0] - tl[0])/wpp +.5);
- int y_end = (int)((p[1][1] - tl[1])/hpp +.5); //and ends up
- int x_end = (int)((p[1][0] - tl[0])/wpp +.5);
-
- y_start = max(0,y_start);
- x_start = max(0,x_start);
- y_end = min(h,y_end);
- x_end = min(w,x_end);
-
- SuperCallback supercb(cb,0,9000,10000);
-
- if(y_start >= h || x_start > w || x_end < 0 || y_end < 0)
- {
- if(!context.accelerated_render(surface,quality,renddesc,&supercb))
- {
- if(cb)cb->error(strprintf(__FILE__"%d: Accelerated Renderer Failure",__LINE__));
- return false;
- }
-
- return true;
- }
-
- Real xf_start = tl[0] + x_start*wpp;
- Point pos(xf_start,tl[1] + y_start*hpp);
-
- Color clr = Color::black();
- Real amt;
-
- if(!context.accelerated_render(surface,quality,renddesc,&supercb))
- {
- if(cb)cb->error(strprintf(__FILE__"%d: Accelerated Renderer Failure",__LINE__));
- return false;
- }
-
- for(int y = y_start; y < y_end; y++, pos[1] += hpp)
- {
- pos[0] = xf_start;
- for(int x = x_start; x < x_end; x++, pos[0] += wpp)
- {
- if(get_color(pos,clr,amt))
- {
- if(amt==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- (*surface)[y][x] = clr;
- else
- (*surface)[y][x] = Color::blend(clr,(*surface)[y][x],amt,get_blend_method());
- }
- }
- }
-
- return true;
-
-#if 0
- //faster version but much more complex
- //the floating point
- Real y1,y2,y3;
- Real x1,x2,x3;
- Real dx1,dx2; //reversed in 3rd y section, not used in 2nd
-
- //the transparent
- Real fx = 0, fy = 0;
- Real dfx,dfy;
-
- //Get the slopes of the lines we need to worry about
- if(feather_x)
- {
- dfx = 1/(fxsize);
-
- if(fxsize*2 > xfw)
- {
- x1 = xfw/2;
- x2 = 0;
- x3 = xfw;
- }else
- {
- x1 = fxsize;
- x2 = xfw - fxsize;
- x3 = xfw;
- }
- }else
- {
- fx = 1;
- dfx = 0;
- x1=0;
- x2=xfw;
- x3=0;
- }
-
- if(feather_y)
- {
- dfy = 1/(fysize);
-
- if(fysize*2 > yfh)
- {
- y1 = yfh/2;
- y2 = 0;
- y3 = yfh;
- }else
- {
- y1 = fysize;
- y2 = yfh - fysize;
- y3 = yfh;
- }
-
- dx1 = ph*feather_x/feather_y;
- dx2 = -2*dx1;
-
- }else
- {
- fy = 1;
- dfy = 0;
- y1=0;
- y2=yfh;
- y3=0;
- }
-
- fy = yf*dfy;
-
- int x,y;
- Real value = 0;
- SuperCallback supercb(cb,0,9000,10000);
- Surface::pen p;
-
- Real tx1 = 0,tx2 =
- for(y = y_start;yf < y1; y++,yf++,fy+=dfy, tx1+=dx1)
- {
- fx = xf*dfx;
-
- p = surface->get_pen(x_start,y);
- for(; xf < x1; xf++,p.inc_x(), fx+=dfx)
- {
- //we are in the x portion... use fx
- value = fx*get_amount();
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
-
- for(;xf < x2; xf++,p.inc_x())
- {
- //we are now in y... use fy
- value = fy*get_amount();
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
-
- fx = xfw?(xfw - xf)/xfw:1;
- for(;xf < x3 && ; xf++,p.inc_x(), fx-=dfx)
- {
- //we are in the x portion... use fx
- value = max(0,fx*get_amount());
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
- }
-
- x1 =
- for(;fy < 1.0; y++,yf++,fy+=dfy)
- {
- fx = xf*dfx;
-
- p = surface->get_pen(x_start,y);
- for(; xf < x1; xf++,p.inc_x(), fx+=dfx)
- {
- //we are in the x portion... use fx
- value = fx*get_amount();
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
-
- for(;xf < x2; xf++,p.inc_x())
- {
- //we are now in y... use fy
- value = fy*get_amount();
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
-
- fx = xfw?(xfw - xf)/xfw:1;
- for(;xf < x3 && ; xf++,p.inc_x(), fx-=dfx)
- {
- //we are in the x portion... use fx
- value = max(0,fx*get_amount());
- if(value==1.0 && get_blend_method()==Color::BLEND_STRAIGHT)
- p.put_value(color);
- else
- p.put_value(Color::blend(color,p.get_value(),value,get_blend_method()));
- }
- }
-
- for()
- {
- for(int x = x_start; x < x_end; x++)
- {
-
- }
- }
-
-#endif
-
- // Mark our progress as finished
- if(cb && !cb->amount_complete(10000,10000))
- return false;
-
- return true;
-}
projects / synfig.git / blobdiff